[Iaude] MPEC T09: 2011 GC60 [a=1.77,e=0.40,i=44.7,H=19.0]

mpec at si.edu mpec at si.edu
Sun Oct 2 09:41:47 EDT 2016


M.P.E.C. 2016-T09                                Issued 2016 Oct. 2, 13:38 UT
 
     The Minor Planet Electronic Circulars contain information on unusual
         minor planets and routine data on comets.  They are published
    on behalf of Division F of the International Astronomical Union by the
          Minor Planet Center, Smithsonian Astrophysical Observatory,
                          Cambridge, MA 02138, U.S.A.

             Prepared using the Tamkin Foundation Computer Network

                              MPC at CFA.HARVARD.EDU
            URL http://www.minorplanetcenter.net/    ISSN 1523-6714


                                   2011 GC60
 
                           Revision to MPEC 2011-G64
 
Additional Observations:
     K11G60C  C2016 09 25.38110 02 17 03.50 +23 33 19.5          20.9 RoET009926
     K11G60C  C2016 09 25.38944 02 17 02.23 +23 33 28.4          20.6 RoET009926
     K11G60C  C2016 09 25.40008 02 17 00.63 +23 33 39.8          21.3 RoET009926
     K11G60C  C2016 10 02.36305 01 59 04.14 +25 28 05.9          21.2 RoET009926
     K11G60C  C2016 10 02.36941 01 59 03.11 +25 28 11.1          20.7 RoET009926
 
Observer details:
926 Tenagra II Observatory.  Observers M. Schwartz, P. R. Holvorcem.  Measurer
    M. Schwartz.  0.81-m f/7 Ritchey-Chretien + CCD.
 
First and last observations above in comparison with prediction:
Residuals in seconds of arc, reference and Delta-T
160925 926  1.8+  3.9+    161002 926  1.4+  3.9+    MPO209957   -0.0020 day
 
Orbital elements:
2011 GC60                                                Earth MOID = 0.2219 AU
Epoch 2016 July 31.0 TT = JDT 2457600.5                 MPC
M  57.67534              (2000.0)            P               Q
n   0.41746144     Peri.  241.48072     -0.28130920     +0.93881167
a   1.7730670      Node    16.42204     -0.42809531     +0.06257932
e   0.4027189      Incl.   44.66679     -0.85883615     -0.33869822
P   2.36           H   19.0           G   0.15           U   1
Residuals in seconds of arc
110408 704  0.2+  1.0+    110413 448  0.2+  0.3-    110428 704  0.9+  0.5+
110408 704  0.2+  0.8+    110413 448  0.1-  0.2+    110429 704  0.4+  0.1+
110408 704  0.2-  1.2+    110414 H21  0.1-  0.1-    110429 704  0.2+  0.2-
110408 704  0.3+  1.0+    110414 H21  0.0   0.2+    110429 704  0.1-  0.2+
110408 704  0.2+  1.0+    110414 H21  0.2+  0.1+    110429 704  0.4+  0.2-
110409 H01  0.1+  0.1+    110414 H21  0.1+  0.0     110504 704  1.0+  0.7+
110409 G56  0.2-  0.3-    110417 H21  0.1+  0.1+    110504 704  0.7+  0.5+
110409 H01  0.1+  0.2+    110417 H21  0.1+  0.0     110504 704  0.9+  0.3+
110409 G56  0.0   0.1-    110417 H21  0.0   0.0     110504 704  1.2+  0.6+
110409 G56  0.2+  0.2-    110417 H21  0.1-  0.1+    110504 704  0.5-  1.3+
110409 H01  0.0   0.1+    110417 H21  0.0   0.1-    110505 474  0.2-  0.4-
110409 H01  0.1+  0.1+    110418 204  0.3-  0.3-    110505 474  0.6-  0.1-
110409 300  0.4+  1.1-    110418 204  0.1-  0.4-    110505 474  0.4-  0.7-
110409 300  0.0   0.1-    110418 204  0.1-  0.3-    110505 474  0.1-  0.6+
110409 300  0.1-  0.0     110418 807  0.2-  0.1-    110509 H21  0.2-  0.2-
110409 300  0.3+  0.7+    110418 807  0.3-  0.3-    110509 H21  0.3-  0.6-
110409 300  0.2-  0.5+    110419 807  0.2-  0.0     110509 H21  0.5-  1.3-
110409 300  0.2+  0.2+    110421 H26  0.9-  0.4-    110517 807  0.4-  0.0
110409 A81  0.6+  0.2-    110421 H26  0.3-  0.0     110517 807  0.5-  0.2-
110409 A81  0.1+  0.4-    110421 H26  0.0   0.4+    110517 807  0.5-  0.4-
110409 A17  0.1-  0.0     110421 H26  0.5-  0.2+    110517 807  0.2-  0.1-
110409 A17  0.1-  0.1+    110421 H26  0.3-  0.2+    110517 807  0.2-  0.1-
110409 A81  0.2+  0.1+    110421 H21  0.0   0.1+    110828 807  0.9+  0.6+
110409 A17  0.1+  0.3-    110421 H21  0.2-  0.1-    110828 807  0.2+  0.4+
110410 204  0.1+  0.1+    110421 H21  0.1-  0.1-    110916 807  0.7-  0.5+
110410 204  0.1-  0.1-    110421 H21  0.1-  0.1-    110916 807  0.6-  0.3+
110410 204  0.1-  0.1-    110425 704  1.0+  0.0     110916 807  0.0   0.1+
110410 204  0.1+  0.2+    110425 704  0.4+  0.3-    110930 807  0.3-  0.4+
110410 204  0.1+  0.1-    110425 704  0.3+  0.1-    110930 807  0.2+  0.3+
110410 J95  0.1-  0.1+    110425 704  0.5+  0.1-    110930 807  0.0   0.2-
110410 J95  0.0   0.1-    110425 704  0.2-  0.8-    111030 807  0.4+  0.3-
110410 J95  0.0   0.2-    110426 704  0.6+  1.5-    111030 807  0.7+  0.1-
110413 H21  0.3-  0.2-    110426 704  0.1+  0.2+    111030 807  0.4+  0.2-
110413 H21  0.1+  0.2+    110426 704  0.4-  0.5-    160925 926  0.2+  0.1+
110413 H21  0.0   0.2+    110426 704  0.7-  0.8+    160925 926  0.4-  0.1+
110413 H26  1.6-  1.2-    110426 704  0.0   2.0-    160925 926  0.8-  0.2+
110413 H21  0.0   0.1-    110428 704  0.8+  0.2+    161002 926  0.8-  0.6+
110413 H26  1.3-  1.0-    110428 704  1.3+  0.9+    161002 926  0.4-  0.0
110413 H26  0.5-  0.0     110428 704  1.2+  1.1+
110413 448  0.4-  0.4-    110428 704  1.1+  1.5+

Ephemeris:
2011 GC60                a,e,i = 1.77, 0.40, 45                  q = 1.0590
Date    TT    R. A. (2000) Decl.     Delta      r     Elong.  Phase     V
2016 09 02    02 56 20.3 +15 55 14   1.1757  1.8285   113.4    30.4    22.0
...
2016 09 17    02 35 06.1 +20 55 52   1.0842  1.9020   131.1    23.5    21.7
...
2016 09 25    02 17 58.2 +23 26 33   1.0535  1.9396   141.2    18.9    21.5
...
2016 10 01    02 02 45.4 +25 07 15   1.0420  1.9670   148.6    15.4    21.4
2016 10 02    02 00 03.7 +25 22 37   1.0412  1.9715   149.8    14.8    21.4
2016 10 03    01 57 19.6 +25 37 32   1.0406  1.9760   151.0    14.2    21.4
...
2016 10 09    01 40 19.1 +26 56 29   1.0445  2.0025   157.1    11.2    21.3
...
2016 10 17    01 17 08.3 +28 10 57   1.0689  2.0368   160.9     9.2    21.3
...
2016 11 01    00 38 25.7 +29 01 43   1.1725  2.0978   151.3    13.1    21.7

A. U. Tomatic                (C) Copyright 2016 MPC           M.P.E.C. 2016-T09




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